MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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1052 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
io.github.Vonage/vonage-documentation-mcp

MCP server for Vonage API documentation, code snippets, tutorials, and troubleshooting.

Developer ToolsFile & docs

Responded361 ms12 / 22
Ezoic Setup Assistant

Ezoic ads implementation assistant: integration docs, SDKs, and working, copyable setup code.

Marketing & SalesData access / search

Outdated check375 ms12 / 22
Microsoft Learn MCP

Official Microsoft Learn MCP Server – real-time, trusted docs & code samples for AI and LLMs.

Developer ToolsCode & DevOps

Outdated check390 ms12 / 22
io.github.robertoyanguas-ops/github-audit-mcp

Evaluates any GitHub repository for license risk, maintenance velocity, stars/forks, and security.

Developer ToolsCode & DevOps

Outdated check402 ms12 / 22
Xodia

Build and edit your website in Xodia, a visual website builder for real code (Vite, React, HTML).

OtherOther

Outdated check412 ms12 / 22
io.github.meltingpixelsai/relayzero

Agent economy on Solana — USDC via x402. Ships a BuyerAgent SDK + relayzero pay CLI.

Finance & CryptoPayments & trading

Outdated check440 ms12 / 22
io.github.robertoyanguas-ops/mcp-compiler-mcp

Audits any live MCP server URL or GitHub repo on Glama's 6-dimension TDQS rubric and compiles drop

Developer ToolsCode & DevOps

Outdated check460 ms12 / 22
nice to have

Find ready-made build kits for Claude Code and Codex: slides, LINE stickers, pixel art, games.

MediaAI / LLM tooling

Outdated check462 ms12 / 22
AEO Scanner

AI visibility for ChatGPT/Perplexity/Claude — triple score (AEO+GEO+Agent) with fix code. Free.

Developer ToolsCode & DevOps

Responded504 ms12 / 22
GitDealFlow

Track startup engineering acceleration from public GitHub data before funding rounds

Developer ToolsCode & DevOps

Outdated check527 ms12 / 22
Code Interpreter Agent by Nova (CIVAI)

I do everything related to coding and execution tasks

Developer ToolsCode & DevOps

Outdated check561 ms12 / 22
SpringRoll

Deploy apps built with Claude Code or Codex, get releases approved, share them in an App Portal.

OtherCode & DevOps

Outdated check612 ms12 / 22
SMSPVA Documentation

SMSPVA API docs: search and code examples for SMS activation, number rental and private email.

ProductivityCommunication & messaging

Outdated check614 ms12 / 22
MemorySync Documentation

Search and read the current MemorySync documentation while writing integration code.

OtherFile & docs

Outdated check636 ms12 / 22
cn.pianam.mcp/devtools-mcp

Developer toolkit: UUID, timestamp, unit conversion, JSON tools, and QR code (SVG). Free.

Developer ToolsCode & DevOps

Outdated check643 ms12 / 22
Japan Agent API

Japan JMA warnings, typhoons, volcano levels and municipality code history in English; x402 checks

GovernmentCode & DevOps

Outdated check643 ms12 / 22
SoleScout

Live sneaker & streetwear prices and in-stock sizes across 600+ US stores, by style code.

Finance & CryptoCode & DevOps

Outdated check647 ms12 / 22
Gluecron

AI-native git hosting — repos, PRs, issues, CI gates, and AI code review over MCP (60 tools).

Developer ToolsCode & DevOps

Outdated check650 ms12 / 22
US Codex

Federal law: US Code, CFR, public laws, bills and executive orders, cross-linked and versioned.

GovernmentData access / search

Outdated check651 ms12 / 22
Israel Customs Duty

Israeli customs duty by tariff code and origin, cited to the gazette. Pay per call via x402.

Finance & CryptoPayments & trading

Outdated check669 ms12 / 22
Skillaria.Top

Search and read Skillaria.Top courses (AI, DevOps, Linux, Git) and guides in 20 languages.

Developer ToolsCode & DevOps

Outdated check751 ms12 / 22
io.github.michal-lefler/secure-flows

MCP server for secureFlows (secure-flows.com). Alias of io.github.michal-lefler/secureflows-mcp.

Developer ToolsCode & DevOps

Outdated check774 ms12 / 22
Softhills

Official MCP server for Softhills 3D/2D Visualization SDKs, API documentation, and code examples.

Developer ToolsFile & docs

Outdated check796 ms12 / 22
cn.pianam/devtools-mcp

MCP server with 5 offline developer tools: UUID, timestamp, unit conversion, JSON tools and QR code.

Developer ToolsCode & DevOps

Outdated check801 ms12 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence